Chapter 4 Hawkes Learningstudy review
solution
The set of all possible outcomes for a given probability experiment is called the _____. -
sample space
You were asked to find the probability that a customer is not female or does not live with
their parents from the table given below.
Gender and Residence of Customers
Residence Males Females
Apartment 265 174
Dorm 245 127
With Parent(s) 182 139
Sorority/Fraternity House 271 246
Other 191. 270 - 0.9341
Explanation:
P(E) = 139/ 2100
P(Ec) = 1โP(E) = 1โ(139/2110) = 1971/2110 โ 0.9341
66% of nineteen-year-old males are at least 152 pounds.
Describe the complement. - The 34% of nineteen-year-old males who are not at least
152 pounds.
A box contains 12 large marbles and 12 small marbles. Each marble is either green or
white. 4 of the large marbles are green, and 5 of the small marbles are white. If a
marble is randomly selected from the box, what is the probability that it is large or
green? Express your answer as a fraction or a decimal number rounded to four decimal
places. - 19/24 = 0.7917
Choosing a heart or a black card out of a standard deck of cards. - Mutually Exclusive
Choosing a student who is a mathematics major or a philosophy major from a nearby
university to participate in a research study. (Assume that each student only has one
major.) - Mutually Exclusive
Choosing a two or a spade out of a standard deck of cards. - Not mutually exclusive
Determine whether the following value could be a probability.
โ0.49 - No
Choosing a red card or a spade out of a standard deck of cards. - Mutually exclusive
